1206381322038 has 16 divisors (see below), whose sum is σ = 2412776214576. Its totient is φ = 402124845600.

The previous prime is 1206381322033. The next prime is 1206381322079. The reversal of 1206381322038 is 8302231836021.

It is a junction number, because it is equal to n+sod(n) for n = 1206381321987 and 1206381322005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206381322033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870888 + ... + 1780788.

It is an arithmetic number, because the mean of its divisors is an integer number (150798513411).

Almost surely, 2^{1206381322038} is an apocalyptic number.

1206381322038 is an abundant number, since it is smaller than the sum of its proper divisors (1206394892538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1206381322038 is a wasteful number, since it uses less digits than its factorization.

1206381322038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130879.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 1206381322038 in words is "one trillion, two hundred six billion, three hundred eighty-one million, three hundred twenty-two thousand, thirty-eight".